Cross Reference: bochs-writable-ROM-patch
xref: /vbox/src/VBox/Devices/PC/ipxe/contrib/vm/bochs-writable-ROM-patch
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a734c64bff58bda2fa48c2795453e092167b0ff7vboxsync--- memory/memory.cc 18 Oct 2008 18:10:14 -0000 1.71
a734c64bff58bda2fa48c2795453e092167b0ff7vboxsync+++ memory/memory.cc 21 Oct 2008 19:47:07 -0000
a734c64bff58bda2fa48c2795453e092167b0ff7vboxsync@@ -172,7 +172,11 @@
a734c64bff58bda2fa48c2795453e092167b0ff7vboxsync break;
a734c64bff58bda2fa48c2795453e092167b0ff7vboxsync
a734c64bff58bda2fa48c2795453e092167b0ff7vboxsync case 0x0: // Writes to ROM, Inhibit
a734c64bff58bda2fa48c2795453e092167b0ff7vboxsync- BX_DEBUG(("Write to ROM ignored: address 0x" FMT_PHY_ADDRX ", data %02x", a20addr, *data_ptr));
a734c64bff58bda2fa48c2795453e092167b0ff7vboxsync+ if ((a20addr & 0xfffe0000) == 0x000e0000) {
a734c64bff58bda2fa48c2795453e092167b0ff7vboxsync+ BX_DEBUG(("Write to ROM ignored: address 0x" FMT_PHY_ADDRX ", data %02x", a20addr, *data_ptr));
a734c64bff58bda2fa48c2795453e092167b0ff7vboxsync+ } else {
a734c64bff58bda2fa48c2795453e092167b0ff7vboxsync+ BX_MEM_THIS rom[(a20addr & EXROM_MASK) + BIOSROMSZ] = *data_ptr;
a734c64bff58bda2fa48c2795453e092167b0ff7vboxsync+ }
a734c64bff58bda2fa48c2795453e092167b0ff7vboxsync break;
a734c64bff58bda2fa48c2795453e092167b0ff7vboxsync
a734c64bff58bda2fa48c2795453e092167b0ff7vboxsync default:

Indexes created Tue Jul 24 14:28:13 CEST 2018